Hello friends, I am Nisha Kapoor.I have attended the EIL paper on 15 march 2009.My stream is Electrical..The paper comprises of two sections ,1st section consists of only technical questions. They had asked ques. mostly from m/c,powersystem ,power electronics and some questions from measurement that’s it no other subject is included that time.2nd section consists of general ability test only no maths and reasoning questions will be there The paper was also as the par as the GATE. The paper was of objective type with 4 multiple type answer and there was 1/4 negative marking.

Technical section:

1) Bucholz relay is..................

a. Gas actuated relay

b. Current sensing device

c. Voltage sensing device

Ans: a

2)Shunt is made up of .........

a. Copper

b. Tungsten

c. Maganin

Ans: c

3)In a 4kva ,400/200 v m/c the value of impedance & reactance are given as 0.002 & 0.006 .what will be the new values of them when referred to the h.v side.

a. 0.2,0.6

b. 0.08,0.036

c. 0.4,0.12

4)Metallic sheath is used to .........

a. prevent the cable from moisture

b. provide mechanical strength

Ans: b

5) Of the following bridges the one which can be used for the measurement of dielectric loss of a capacitor is –
a. Schering bridge ..........
b.Heaviside campbell equal ratio voltage
c. Owen bridge
d. Anderson bridge

Ans. a. Schering bridge

6)Diac is a...............

a. 3-layer ,2-junction

b. 2-layer,3-junction

c. 4-layer,3-junction

7)Load voltage equation of step up chopper.........

a. v(1-a)

b. v/(1-a)

Ans: b

8)Which is not realated to ckt breaker.........

a. conservator

b. explosion pot

c. operating mechanism

Ans: a

9) Coefficient of reflection of short transmission line is........

a. 1

b. -1

c. 0

d. infinite

Ans: b

10)1st nuclear power plant located at .......

a. trombay

b. kalpakkam

c. tarapur

Ans: tarapur

11)If a current setting is given as 25%, ct ratio is 400/5 then find pick up value......

a. 6.25

b. 0.25

c. 4

Ans: a

12. d.c chopper converts .......

a. ac to ac

b. ac to dc

c. dc to dc

d. dc to ac

Ans:c

13)In a controlled rectifier , the nature of load current i.e, whether load current is continous or discontinous is

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